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//: IOStreamDemo.java
// Typical IO Stream Configurations
import java.io.*;
import com.bruceeckel.tools.*;
public class IOStreamDemo {
public static void main(String[] args) {
try {
// 1. Buffered input file
DataInputStream in =
new DataInputStream(
new BufferedInputStream(
new FileInputStream(args[0])));
String s, s2 = new String();
while((s = in.readLine())!= null)
s2 += s + "\n";
in.close();
// 2. Input from memory
StringBufferInputStream in2 =
new StringBufferInputStream(s2);
int c;
while((c = in2.read()) != -1)
System.out.print((char)c);
// 3. Formatted memory input
try {
DataInputStream in3 =
new DataInputStream(
new StringBufferInputStream(s2));
while(true)
System.out.print((char
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